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CManyManyRelation

Package system.db.ar
Inheritance class CManyManyRelation » CHasManyRelation » CActiveRelation » CBaseActiveRelation » CComponent
Since 1.0
Source Code framework/db/ar/CActiveRecord.php
CManyManyRelation represents the parameters specifying a MANY_MANY relation.

Public Properties

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PropertyTypeDescriptionDefined By
alias string the alias for the table that this relation refers to. CActiveRelation
className string name of the related active record class CBaseActiveRelation
condition string WHERE clause. CBaseActiveRelation
foreignKey mixed the foreign key in this relation CBaseActiveRelation
group string GROUP BY clause. CBaseActiveRelation
having string HAVING clause. CBaseActiveRelation
index string the name of the column that should be used as the key for storing related objects. CHasManyRelation
join string how to join with other tables. CBaseActiveRelation
joinType string join type. CActiveRelation
junctionForeignKeys array list of junction table foreign keys. CManyManyRelation
junctionTableName string junction table name. CManyManyRelation
limit integer limit of the rows to be selected. CHasManyRelation
name string name of the related object CBaseActiveRelation
offset integer offset of the rows to be selected. CHasManyRelation
on string ON clause. CActiveRelation
order string ORDER BY clause. CBaseActiveRelation
params array the parameters that are to be bound to the condition. CBaseActiveRelation
scopes mixed scopes to apply Can be set to the one of the following:
  • Single scope: 'scopes'=>'scopeName'.
CActiveRelation
select mixed list of column names (an array, or a string of names separated by commas) to be selected. CBaseActiveRelation
through string the name of the relation that should be used as the bridge to this relation. CActiveRelation
together boolean whether this table should be joined with the primary table. CActiveRelation
with string|array specifies which related objects should be eagerly loaded when this related object is lazily loaded. CActiveRelation

Public Methods

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MethodDescriptionDefined By
__call() Calls the named method which is not a class method. CComponent
__construct() Constructor. CBaseActiveRelation
__get() Returns a property value, an event handler list or a behavior based on its name. CComponent
__isset() Checks if a property value is null. CComponent
__set() Sets value of a component property. CComponent
__unset() Sets a component property to be null. CComponent
asa() Returns the named behavior object. CComponent
attachBehavior() Attaches a behavior to this component. CComponent
attachBehaviors() Attaches a list of behaviors to the component. CComponent
attachEventHandler() Attaches an event handler to an event. CComponent
canGetProperty() Determines whether a property can be read. CComponent
canSetProperty() Determines whether a property can be set. CComponent
detachBehavior() Detaches a behavior from the component. CComponent
detachBehaviors() Detaches all behaviors from the component. CComponent
detachEventHandler() Detaches an existing event handler. CComponent
disableBehavior() Disables an attached behavior. CComponent
disableBehaviors() Disables all behaviors attached to this component. CComponent
enableBehavior() Enables an attached behavior. CComponent
enableBehaviors() Enables all behaviors attached to this component. CComponent
evaluateExpression() Evaluates a PHP expression or callback under the context of this component. CComponent
getEventHandlers() Returns the list of attached event handlers for an event. CComponent
getJunctionForeignKeys() Returns list of junction table foreign keys. CManyManyRelation
getJunctionTableName() Returns junction table name. CManyManyRelation
hasEvent() Determines whether an event is defined. CComponent
hasEventHandler() Checks whether the named event has attached handlers. CComponent
hasProperty() Determines whether a property is defined. CComponent
mergeWith() Merges this relation with a criteria specified dynamically. CHasManyRelation
raiseEvent() Raises an event. CComponent

Property Details

junctionForeignKeys property read-only (available since v1.1.12)
public array getJunctionForeignKeys()

list of junction table foreign keys.

junctionTableName property read-only (available since v1.1.12)
public string getJunctionTableName()

junction table name.

Method Details

getJunctionForeignKeys() method (available since v1.1.12)
public array getJunctionForeignKeys()
{return} array list of junction table foreign keys.
Source Code: framework/db/ar/CActiveRecord.php#2300 (show)
public function getJunctionForeignKeys()
{
    if (
$this->_junctionForeignKeys===null)
        
$this->initJunctionData();
    return 
$this->_junctionForeignKeys;
}

getJunctionTableName() method (available since v1.1.12)
public string getJunctionTableName()
{return} string junction table name.
Source Code: framework/db/ar/CActiveRecord.php#2289 (show)
public function getJunctionTableName()
{
    if (
$this->_junctionTableName===null)
        
$this->initJunctionData();
    return 
$this->_junctionTableName;
}

Total 1 comment

#3875 report it
zaccaria at 2011/05/16 03:56pm
example

Here is an example of how to declare the relation in the model:

'tags'=>array(self::MANY_MANY, 'Tag', 'post_tag(post_id, tag_id)', 'order'=>'name'),

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